Fluke 73 III - Technical Performance Specifications; Overload Protection and Input Specs

70/73 English Instruction Sheet
Page 12
Overload protection for all functions and ranges: 600 V.
Function Input Impedance (Nominal)
L,
m
L, K
>10 MΩ, <50 pF
Common Mode
Rejection Ratio (1
kΩ Unbalanced)
Normal Mode
Rejection
L,
m
L
>120 dB at dc, 50 Hz,
or 60 Hz
>60 dB at 50 Hz or 60 Hz
K
>60 dB dc to 60 Hz
Open Circuit Test
Voltage
Full Scale Voltage
To 3.2 MΩ 32 MΩ
e
<3.1 V dc
<2.8 V dc (typical)
<440 mV dc
<420 mV dc
(typical)
<1.4 V dc
<1.3 V dc
(typical)
G R
<3.1 V dc 2.0 V dc
Typical Short Circuit Current
e
400 µA
G R
500 µA
G
V
F
Typical Test Current
0.0 V
0.6 V
1.2 V
2.0 V
0.5 mA
0.4 mA
0.3 mA
0.1 mA